[Fix] Rbl: Fix helo check pipeline

Issue: #4356

diff --git a/src/plugins/lua/rbl.lua b/src/plugins/lua/rbl.lua
index dd69ccd67c7125444aa55386f7222d2585d87eb4..3b73f0b0343154b7b6d1a04aad84e498e1697849 100644 (file)
--- a/src/plugins/lua/rbl.lua
+++ b/src/plugins/lua/rbl.lua
@@ -463,7 +463,8 @@ local function gen_rbl_callback(rule)
     local helo = task:get_helo()
 
     if not helo then
-      return false
+      -- Avoid pipeline breaking
+      return true
     end
 
     add_dns_request(task, helo, true, false, requests_table,